DISCOVER magazine senior editor and author of "At the
Water's Edge: Macroevolution and the Transformation of Life".

Murray Gell-Mann (4-20)

Nobel Prize winner in Physics; discoverer (by
prediction) of quarks, architect of QCD and the Eightfold Way;Co-chairman
and co-founder of the Santa Fe Institute; author of "The Quark and the
Jaguar".
http://www.santafe.edu/sfi/People/mgm/

Roy Porter (4-20)

Wellcome Institute historian; author of "The Greatest
Benefit to Mankind: a Medical History of Humanity